Public Advisory (TCP)
A plain-language interpretation of the JTWC warning bulletin.
Provides latest information on tropical storm/typhoon watches and warnings.
Issued at least every 6 hours when a tropical cyclone is expected to affect WFO Guam's
Area of Responsibility with 48 hours.
Local Statement (HLS)
Specific forecast for each island under a watch or warning, including rain,
wind, surf, storm surge, as well as recommended preparations.
Position Estimate (TCE)
Hourly estimated position of a tropical cyclone within the range (about 230 miles) of Guam's Doppler radar.
Issued hourly near the top of the hour when a center fix is available.